containers/image
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Use slices.Backward and append instead of manually indexing

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Signed-off-by: Miloslav Trmač <mitr@redhat.com>
This commit is contained in:
Miloslav Trmač 2024-08-23 04:27:27 +02:00
parent 51d3a1c0ea
commit 6336a84adf
1 changed files with 4 additions and 4 deletions
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8
manifest/docker_schema1.go
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@ -133,12 +133,12 @@ func (m *Schema1) ConfigInfo() types.BlobInfo {
// The Digest field is guaranteed to be provided; Size may be -1.
// WARNING: The list may contain duplicates, and they are semantically relevant.
func (m *Schema1) LayerInfos() []LayerInfo {
layers := make([]LayerInfo, len(m.FSLayers))
for i, layer := range m.FSLayers { // NOTE: This includes empty layers (where m.History.V1Compatibility->ThrowAway)
layers[(len(m.FSLayers)-1)-i] = LayerInfo{
layers := make([]LayerInfo, 0, len(m.FSLayers))
for i, layer := range slices.Backward(m.FSLayers) { // NOTE: This includes empty layers (where m.History.V1Compatibility->ThrowAway)
layers = append(layers, LayerInfo{
BlobInfo: types.BlobInfo{Digest: layer.BlobSum, Size: -1},
EmptyLayer: m.ExtractedV1Compatibility[i].ThrowAway,
}
})
}
return layers
}